 | August 2022. Galter, Hannes D. (23–27 September 1991). "Die Rolle der Astronomie in den Kulturen Mesopotamiens" [The role of astronomy in the cultures... 195 KB (20,575 words) - 05:22, 26 April 2024 |
 | ISBN 978-3-540-00238-3. J. Schramm, Sterne über Hamburg - Die Geschichte der Astronomie in Hamburg, 2nd edition, Kultur- & Geschichtskontor, Hamburg 2010,... 4 KB (528 words) - 20:54, 20 April 2024 |
 | C/2012 S1 (ISON) and main-belt asteroid 4417 Lecar by Erik Bryssinck at Astronomie.be MPEC 2013-W16 (2013 Nov 26 : 6120 obs : Epoch 2013 Dec 14 e=0.9999947... 52 KB (4,702 words) - 08:18, 18 December 2023 |